Search
December 27, 2025

California Independent System Operator (CAISO)

CAISO Monitor Says EIM Bid Limits No Longer Needed
Energy transfer capacity in the EIM footprint is now sufficient to justify removing bid limits that are in effect for some members, the CAISO Monitor says.
California Zero-Carbon Power Bill Advances
A California Senate bill that would require utilities to obtain all their electricity from zero-carbon sources advanced through a key committee.
California Democrats Move to Extend Cap-and-Trade
California Democrats unveiled legislation to combat air pollution that included a measure to extend the state’s greenhouse gas cap-and-trade program.
EIM Members Seek More Details on GHG Accounting Plan
EIM participants are generally supportive of CAISO's plan to account for greenhouse gas emissions of external resources but requested more info.
Counterflow: FERC Order 1000: Need More of Good Thing
In his latest column, Steve Huntoon argues in favor of FERC Order 1000 — and against the many exceptions RTOs have carved out of it.
Jan Smutny-Jones: 30 Years of Power
As CEO of the Independent Energy Producers Association, Jan Smutny-Jones has had a front-row seat in the California energy debate since 1987.
Qualified Support for CAISO Gas Constraint Plan
Stakeholders are cautiously supportive of CAISO’s proposal to permanently assume authority to limit output from gas-fired generators in emergencies.
Monitor, Stakeholders Question EIM Changes
CAISO's Monitor said the ISO must address flaws in its proposal to allow third-party transmission providers to make unused capacity available to the EIM.
Calif. Utilities Say Data Bill Poses Security Risk
California utilities and business groups are opposing a state bill that would increase the amount of publicly available data about electricity consumers.
Better DER Approach Needed, Calif. Agencies Told
The growth of distributed energy resources and energy storage in CAISO will require new approaches and better coordination between system operators.

Want more? Advanced Search